High-Performance Inconel Alloy 718 Welding Wire N07718 GH4169 NiCr19Nb5Mo3 2.4668 For Power Generation

Inconel 718 Welding Wire (N07718/GH4169/NiCr19Nb5Mo3/2.4668) is a high-strength, corrosion-resistant nickel-chromium alloy widely used for welding components in demanding environments. This alloy offers exceptional resistance to high-temperature oxidation and corrosion while maintaining excellent mechanical properties under extreme conditions.Inconel 718 Welding Wire is a premium nickel-based alloy designed for welding in high-temperature and corrosive environments. Its combination of excellent mechanical properties, corrosion resistance, and thermal stability makes it indispensable in critical industries such as aerospace, power generation, oil and gas, and chemical processing. Though more expensive than standard alloys, its exceptional performance and durability justify its use in demanding applications.

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Key Features of Inconel 718 Welding Wire:

• Chemical Composition:

Nickel (Ni): ~50-55%

Chromium (Cr): ~17-21%

Niobium (Nb) and Tantalum (Ta): ~4.75-5.5%

Molybdenum (Mo): ~2.8-3.3%

Iron (Fe): Balance with trace elements for enhanced properties.

• High-Temperature Strength:

Retains excellent tensile, creep, and rupture strength at elevated temperatures up to 700°C (1292°F).

Corrosion and Oxidation Resistance:

Outstanding resistance to oxidation and corrosion in a wide range of environments, including saltwater, acidic, and oxidizing conditions.

Excellent performance in high-temperature gaseous atmospheres.

• Weldability:

Specifically designed for welding applications, including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and submerged arc welding (SAW).

Minimal susceptibility to cracking and other defects during welding due to its controlled composition.

• Age-Hardenable Alloy:

Strength can be enhanced through precipitation hardening with heat treatment after welding, ensuring excellent mechanical properties.

• Mechanical Properties:

High yield strength and tensile strength, making it suitable for load-bearing applications.

Excellent resistance to fatigue and thermal stress.

Applications:

• Aerospace: Welding components for jet engines, gas turbines, and rocket motors.
• Power Generation: Used in nuclear and thermal power plants for high-temperature parts.
• Oil and Gas: Ideal for welding components in drilling equipment, piping, and subsea systems due to its corrosion resistance.
• Chemical Processing: Suitable for welding in environments with exposure to acids and high temperatures.
• Marine: Used in marine hardware and seawater applications due to its resistance to saltwater corrosion.

​Advantages of Inconel 718 Welding Wire:

• High Strength and Durability: Maintains strength at high temperatures and in demanding applications.
• Versatility: Suitable for welding a wide range of components in critical industries.
• Corrosion Resistance: Performs exceptionally well in aggressive chemical and marine environments.
• Ease of Welding: Designed to minimize weld defects, ensuring high-quality joints.
• Thermal Stability: Reliable under fluctuating high-temperature conditions.

Limitations of Inconel 718 Welding Wire:

• Cost: Higher material cost compared to less specialized alloys.
• Specialized Handling: Requires expertise in welding and post-weld heat treatment for optimal performance.
• Machinability: Challenging to machine due to its high strength and work hardening characteristics.

Company Overview:

Jiangyin Chengxin Alloy Material Co., Ltd has more than 20 years of experience as the lead.ing alloy wire manufacturer in China. We offer a wide range of services from fine wire drawing toresistance wire manufacturing. Since the beginning, our specialty has been the quality and preci.sion of our products. We have the tightest tolerances and deliver within a few days to a fewweeks. As a result, we have become the leading alloy wire supplier in the industry.

Senphus Subsidiaries:

• Jiangyin Chengxin Alloy Material Co., Ltd.
• Jiangyin Senphus Electrical Materials Co., Ltd.
• Jiangsu Xiangcheng Supply Chain Management Co., Ltd.

Jiangyin Chengxin Alloy Material Co., Ltd.: With nearly 20 years of experience, Jiangyin Chengxin is a leading alloy wire manufacturer in China. We offer a wide range of services, from fine wire drawing to resistance wire manufacturing. Our specialty lies in the quality and precision of our products, achieving the tightest tolerances and delivering orders within days to weeks. As a result, we have established ourselves as the premier supplier of alloy wire in the industry.

Our product range includes:

• Copper-nickel alloys (CuNi1-CuNi44)
• Karma (Nikrothal L/Evanohm/Alloy 800)
• Manganin and Constantan
• Nickel-chromium alloys
• Thermocouple alloys (Type K, N, E, T, J)
• Thermocouple extension wire
• PTC thermistor resistance alloy
• Pure nickel wire and Monel alloy

These alloys are available in various forms, including wire, ribbon, stranded, and enamelled. Major applications include seat heating, underfloor heating, military projects, aerospace, household appliances, heating wire, mechanical and electrical plants, and temperature instruments. Our manufacturing processes are ISO 9001:2015 certified, and we specialize in fine and ultra-fine wire drawing, offering wire diameters from 0.025 mm (0.001") to 13 mm (0.51") in small batches, medium volumes, and mass production. We maintain a comprehensive quality inspection system, including in-house chemical analysis, chromatographic analysis, metallurgical analysis, pinhole tests, wire construction tests, and tension tests to ensure the highest quality standards.

Senphus Electrical Material Co., Ltd.: Founded in 2003, Senphus Electrical Material Co., Ltd. integrates research, manufacturing, and sales of electric heating alloys, heating cables, heating wires, and heating products. Leveraging over a decade of technical expertise in heating alloy wire, we have adopted advanced heating cable technology and machinery, successfully developing heating cables, temperature controllers, and temperature control systems suitable for building heating, pipe insulation, outdoor snow melting, wind power blade production, car seat heating, and healthcare applications.

The company is recognized as a high-tech enterprise in Jiangsu Province and a small giant enterprise in Jiangyin City, specializing in innovative technologies. We operate the "Wuxi Heating Cable Engineering Technology Research Center" and collaborate with experts from renowned domestic universities. Our portfolio includes 5 invention patents and over 30 utility model patents, showcasing our strong research and development capabilities.

With an annual output exceeding 1,000 tons of thermal alloy wire and an output value of approximately 105 million yuan, our products are well-received in markets such as the UK, Italy, Canada, Peru, and Spain. Our heating cables generate an annual output value of over 80 million yuan, with exports to Germany, Japan, the United States, Malaysia, Denmark, Brazil, and other countries.

The company has successfully passed multiple quality management system certifications, including IATF 16949, ISO 9001, ISO 14001 (Environmental Management System), and ISO 45001 (Occupational Health and Safety Management System). Our heating cables and related products have also obtained test reports from the Shanghai Cable Research Institute Test Center and received certifications such as UL (United States), VDE (Germany), CE (European Union), and RoHS.

Commitment to Quality: We adhere to the business commitment of "Reputation First, Quality First, Customer First" and uphold the quality policy of "Integrity-Based, Quality-Oriented, Excellent Service." We are dedicated to providing accurate products and professional services, and we look forward to collaborating sincerely with you to achieve mutual success.